root/arch/parisc/include/uapi/asm/signal.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_ASM_PARISC_SIGNAL_H
   3 #define _UAPI_ASM_PARISC_SIGNAL_H
   4 
   5 #define SIGHUP           1
   6 #define SIGINT           2
   7 #define SIGQUIT          3
   8 #define SIGILL           4
   9 #define SIGTRAP          5
  10 #define SIGABRT          6
  11 #define SIGIOT           6
  12 #define SIGSTKFLT        7
  13 #define SIGFPE           8
  14 #define SIGKILL          9
  15 #define SIGBUS          10
  16 #define SIGSEGV         11
  17 #define SIGXCPU         12
  18 #define SIGPIPE         13
  19 #define SIGALRM         14
  20 #define SIGTERM         15
  21 #define SIGUSR1         16
  22 #define SIGUSR2         17
  23 #define SIGCHLD         18
  24 #define SIGPWR          19
  25 #define SIGVTALRM       20
  26 #define SIGPROF         21
  27 #define SIGIO           22
  28 #define SIGPOLL         SIGIO
  29 #define SIGWINCH        23
  30 #define SIGSTOP         24
  31 #define SIGTSTP         25
  32 #define SIGCONT         26
  33 #define SIGTTIN         27
  34 #define SIGTTOU         28
  35 #define SIGURG          29
  36 #define SIGXFSZ         30
  37 #define SIGUNUSED       31
  38 #define SIGSYS          31 /* Linux doesn't use this */
  39 
  40 /* These should not be considered constants from userland.  */
  41 #define SIGRTMIN        32
  42 #define SIGRTMAX        _NSIG /* it's 44 under HP/UX */
  43 
  44 /*
  45  * SA_FLAGS values:
  46  *
  47  * SA_ONSTACK indicates that a registered stack_t will be used.
  48  * SA_RESTART flag to get restarting signals (which were the default long ago)
  49  * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  50  * SA_RESETHAND clears the handler when the signal is delivered.
  51  * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
  52  * SA_NODEFER prevents the current signal from being masked in the handler.
  53  *
  54  * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
  55  * Unix names RESETHAND and NODEFER respectively.
  56  */
  57 #define SA_ONSTACK      0x00000001
  58 #define SA_RESETHAND    0x00000004
  59 #define SA_NOCLDSTOP    0x00000008
  60 #define SA_SIGINFO      0x00000010
  61 #define SA_NODEFER      0x00000020
  62 #define SA_RESTART      0x00000040
  63 #define SA_NOCLDWAIT    0x00000080
  64 #define _SA_SIGGFAULT   0x00000100 /* HPUX */
  65 
  66 #define SA_NOMASK       SA_NODEFER
  67 #define SA_ONESHOT      SA_RESETHAND
  68 
  69 #define MINSIGSTKSZ     2048
  70 #define SIGSTKSZ        8192
  71 
  72 
  73 #define SIG_BLOCK          0    /* for blocking signals */
  74 #define SIG_UNBLOCK        1    /* for unblocking signals */
  75 #define SIG_SETMASK        2    /* for setting the signal mask */
  76 
  77 #define SIG_DFL ((__sighandler_t)0)     /* default signal handling */
  78 #define SIG_IGN ((__sighandler_t)1)     /* ignore signal */
  79 #define SIG_ERR ((__sighandler_t)-1)    /* error return from signal */
  80 
  81 # ifndef __ASSEMBLY__
  82 
  83 #  include <linux/types.h>
  84 
  85 /* Avoid too many header ordering problems.  */
  86 struct siginfo;
  87 
  88 /* Type of a signal handler.  */
  89 #if defined(__LP64__)
  90 /* function pointers on 64-bit parisc are pointers to little structs and the
  91  * compiler doesn't support code which changes or tests the address of
  92  * the function in the little struct.  This is really ugly -PB
  93  */
  94 typedef char __user *__sighandler_t;
  95 #else
  96 typedef void __signalfn_t(int);
  97 typedef __signalfn_t __user *__sighandler_t;
  98 #endif
  99 
 100 typedef struct sigaltstack {
 101         void __user *ss_sp;
 102         int ss_flags;
 103         size_t ss_size;
 104 } stack_t;
 105 
 106 #endif /* !__ASSEMBLY */
 107 #endif /* _UAPI_ASM_PARISC_SIGNAL_H */